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Standard X
Chemistry
Principle Quantum Number
Number of ele...
Question
Number of electrons in
M
shell of an element with atomic number
28
is _______.
A
18
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B
16
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C
8
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D
2
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Solution
The correct option is
A
18
Atomic number 28 represent electronic configuration
K, L, M -2, 8, 18. Hence, M shell of the element contain 18 electrons.
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